Samsung Galaxy Tab 4 7.0 3G official Pictures. Samsung Galaxy Tab 4 7.0 3G is a Smartphone of samsung. The Samsung Galaxy Tab 4 7.0 3G Android Tablet. Announced Apr 2014. Features 7.0″ Display, Marvell PXA1088 Chipset, 3.15 MP Primary Camera, 1.3 MP Front Camera, 4000 MAh Battery, 16 GB Storage, 1.5 GB RAM. Samsung Galaxy Tab 4 7.0 3G price starts.